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CVE-2026-62603 Oracle CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-18T21:17:12.677Z and has not been modified since then. The CVE-2026-62603 vulnerability affects Oracle Hyperion Calculation Manager version 11.2.25.0.000, allowing unauthenticated attackers with access to the physical communication segment to compromise the manager, potentially leading to unauthorized data updates, insertions, or deletions, as well as read access to a subset of accessible data. Organizations using Oracle Hyperion Calculation Manager version 11.2.25.0.000 should be aware of this vulnerability and take necessary precautions to protect against potential attacks. This includes reviewing and applying vendor-provided security patches, implementing compensating controls, and monitoring for suspicious activity. The CVSS score for this vulnerability is 5.4, with MEDIUM severity.

Vendor
Oracle
Product
Hyperion Calculation Manager
CVSS
MEDIUM 5.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-18
Original CVE updated
2026-08-25
Advisory published
2026-08-18
Advisory updated
2026-08-25

Who should care

Organizations using Oracle Hyperion Calculation Manager version 11.2.25.0.000 should be aware of this vulnerability and take necessary precautions to protect against potential attacks. This includes reviewing and applying vendor-provided security patches, implementing compensating controls, and monitoring for suspicious activity.

Technical summary

The CVE-2026-62603 vulnerability affects Oracle Hyperion Calculation Manager version 11.2.25.0.000. It allows unauthenticated attackers with access to the physical communication segment to compromise the manager, potentially leading to unauthorized data updates, insertions, or deletions, as well as read access to a subset of accessible data. The CVSS score for this vulnerability is 5.4, with MEDIUM severity.

Defensive priority

Medium-priority defensive review recommended due to potential unauthorized data access and modification.

Recommended defensive actions

  • Review and apply vendor-provided security patches for Oracle Hyperion Calculation Manager version 11.2.25.0.000.
  • Implement compensating controls to restrict access to the physical communication segment.
  • Monitor for suspicious activity related to unauthorized data access or modification.
  • Conduct regular inventory checks to ensure all instances of Oracle Hyperion Calculation Manager are patched and up-to-date.
  • Consider implementing additional security measures to protect against unauthorized access.

Evidence notes

Evidence from official CVE and NVD sources indicates a vulnerability in Oracle Hyperion Calculation Manager, with a CVSS score of 5.4 and MEDIUM severity. The vulnerability allows unauthenticated attackers with access to the physical communication segment to compromise the manager, potentially leading to unauthorized data updates, insertions, or deletions, as well as read access to a subset of accessible data.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-62603 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-62603

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-62603 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-62603

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.